1 files changed, 81 insertions, 0 deletions
diff --git a/src/com/android/customization/model/grid/ui/binder/GridScreenBinder.kt b/src/com/android/customization/model/grid/ui/binder/GridScreenBinder.kt
new file mode 100644
index 00000000..78536ca9
--- /dev/null
+++ b/src/com/android/customization/model/grid/ui/binder/GridScreenBinder.kt
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package com.android.customization.model.grid.ui.binder
+
+import android.view.View
+import android.widget.ImageView
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.lifecycleScope
+import androidx.lifecycle.repeatOnLifecycle
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import com.android.customization.model.grid.ui.viewmodel.GridIconViewModel
+import com.android.customization.model.grid.ui.viewmodel.GridScreenViewModel
+import com.android.customization.picker.common.ui.view.ItemSpacing
+import com.android.wallpaper.R
+import com.android.wallpaper.picker.option.ui.adapter.OptionItemAdapter
+import com.android.wallpaper.picker.option.ui.binder.OptionItemBinder
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.launch
+
+object GridScreenBinder {
+    fun bind(
+        view: View,
+        viewModel: GridScreenViewModel,
+        lifecycleOwner: LifecycleOwner,
+        backgroundDispatcher: CoroutineDispatcher,
+        onOptionsChanged: () -> Unit,
+    ) {
+        val optionView: RecyclerView = view.requireViewById(R.id.options)
+        optionView.layoutManager =
+            LinearLayoutManager(
+                view.context,
+                RecyclerView.HORIZONTAL,
+                /* reverseLayout= */ false,
+            )
+        optionView.addItemDecoration(ItemSpacing(ItemSpacing.ITEM_SPACING_DP))
+        val adapter =
+            OptionItemAdapter(
+                layoutResourceId = R.layout.grid_option_2,
+                lifecycleOwner = lifecycleOwner,
+                backgroundDispatcher = backgroundDispatcher,
+                foregroundTintSpec =
+                    OptionItemBinder.TintSpec(
+                        selectedColor = view.context.getColor(R.color.text_color_primary),
+                        unselectedColor = view.context.getColor(R.color.text_color_secondary),
+                    ),
+                bindIcon = { foregroundView: View, gridIcon: GridIconViewModel ->
+                    val imageView = foregroundView as? ImageView
+                    imageView?.let { GridIconViewBinder.bind(imageView, gridIcon) }
+                }
+            )
+        optionView.adapter = adapter
+
+        lifecycleOwner.lifecycleScope.launch {
+            lifecycleOwner.repeatOnLifecycle(Lifecycle.State.STARTED) {
+                launch {
+                    viewModel.optionItems.collect { options ->
+                        adapter.setItems(options)
+                        onOptionsChanged()
+                    }
+                }
+            }
+        }
+    }
+}